SOMFY ROLL UP WIREFREE R28 RTS Motor (MPN # 1002481) THE NEW VERSION OF LT30 THIS IS SOMFY'S NEW AND IMPROVED ROLL UP WIRE FREE MOTOR. IT REPLACES THE OLD LT30 (MPN# 1001683) Great for interior applications Ideal for areas where wiring may be a challenge. Great for doors. Flexible power and control options. Instructions may be found at : https://www.somfy.com/downloads/master_v3_b2c/r28_rts_instructions_8-2015.pdf